2000-01
Finished the year with a 13-17 overall record and was 10-13 in dual matches...Recorded a 7-9 record at No. 1 singles and was 3-4 at No. 2 singles...Earned All-Big West Conference first team honors in singles...Paired with J.J. Stewart at No. 1 doubles where they finished with a 15-8 overall record, 14-6 in dual matches...Also earned All-Big West first team honors in doubles.

1999-00
Finished with a 7-13 record at No. 2 singles and was 10-17 overall in singles matches...Paired with Simon Shen at No. 1 doubles, finishing with a 14-5 record...Earned First Team All-Big West doubles honors and All-Big West Honorable Mention singles honors.

1998-99
Played mostly at No. 5 and 6 singles, finishing with a 10-13 overall record, 7-10 in dual meets...Played mostly at No. 2 doubles with Fritz Allhoff, finishing with a 3-5 record.

High School
Attended Warren High School in Downey, California...His high school team was the San Gabriel Valley League champion the four years he was on it...An All-SGVL selection...Also competed in basketball.

Personal
Son of John and Diane Kosakowski...Born December 4, 1980 in Poznan, Poland...Enjoys running and music...Lists his favorite athlete as Pete Sampras and his favorite food as pizza...Majoring in communication at UCSB.